242150042 has 8 divisors (see below), whose sum is σ = 369381600. Its totient is φ = 119022844.

The previous prime is 242150039. The next prime is 242150099. The reversal of 242150042 is 240051242.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 242149996 and 242150023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025942 + ... + 1026177.

It is an arithmetic number, because the mean of its divisors is an integer number (46172700).

Almost surely, 2^242150042 is an apocalyptic number.

242150042 is a deficient number, since it is larger than the sum of its proper divisors (127231558).

242150042 is a wasteful number, since it uses less digits than its factorization.

242150042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052180.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 242150042 is about 15561.1709713633. The cubic root of 242150042 is about 623.2967315928.

The spelling of 242150042 in words is "two hundred forty-two million, one hundred fifty thousand, forty-two".